329440

素因数分解:

$2^5\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1$

素因数の和:115

約数の個数: 48

約数和(自身を含む): 816480

約数和(自身を除く): 487040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 71, 80, 116, 142, 145, 160, 232, 284, 290, 355, 464, 568, 580, 710, 928, 1136, 1160, 1420, 2059, 2272, 2320, 2840, 4118, 4640, 5680, 8236, 10295, 11360, 16472, 20590, 32944, 41180, 65888, 82360, 164720, 329440]

約数ペア:

[(1, 329440), (2, 164720), (4, 82360), (5, 65888), (8, 41180), (10, 32944), (16, 20590), (20, 16472), (29, 11360), (32, 10295), (40, 8236), (58, 5680), (71, 4640), (80, 4118), (116, 2840), (142, 2320), (145, 2272), (160, 2059), (232, 1420), (284, 1160), (290, 1136), (355, 928), (464, 710), (568, 580)]